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  4. SRM-3800 TYPE 1-E
  5. Operator's Manual

Echo SRM-3800 TYPE 1-E Operator's Manual

Manual is about: Echo Trimmer/Brush Cutter Operator's Manual

Summary of SRM-3800 TYPE 1-E

  • Page 1

    Warning danger read instructions carefully and follow rules for safe operation. Failure to do so could result in serious injury. 847 trimmer/ brushcutter srm-3800 type1-e 898696-43132 x750226-3801 1.

  • Page 2: Introduction

    - 1 - introduction the echo trimmer/brushcutter, model srm-3800 type1-e is lightweight, high performance gasoline powered rotary trimmer which is designed for brushcutting, weed control and grass trimming in areas which are difficult to control by any other means. The trimmer is equipped with a safe...

  • Page 3: Rules For Safe Operation

    - 2 - safety instructions 1. Do not operate the unit when you are fatigued. 2. Do not operate if other people or animals are in the work area. 3. Do not operate the unit without the shield correctly in position. 4. Do not operate in a confined area. Carbon monoxide exhaust gas is highly poisonous. 5...

  • Page 4: Nomenclature of Parts

    - 3 - srm-3800 type1-e dimension l × w × h cm (inch) 181.5 × 72 × 46 (71.5 × 28.4 × 18.1) masses kg (lbs) 8.0 (17.6): without shoulder harness and cutter head engine type air cooled two stroke single cylinder displacement ml (cu.Inch) 37.4 (2.28) max revolution r/min 10,000 carburetor walbro diaphra...

  • Page 5: Assembling

    - 4 - assembling drive shaft • stand engine uprignt on a level floor. • loosen bolts at drive shaft end of the engine. • fit drive shaft assembly ensuring that the drive shaft is correctly engaged. • tignten bolts to fasten drive shaft assembly. Warning danger never start engine without driveshaft a...

  • Page 6

    - 5 - to eliminate loosening of throttle wire fix it to shaft tube (2 places) and to right hand u-handle (1 place) with wire fixing clips. 1 2 1. Wire fixing clip 2. Throttle wire 1. Right hand u-handle 2. Wire fixing clip 3. Shaft tube 4. Throttle wire 1 2 3 4 adjust each inclination of right and l...

  • Page 7: Operation

    - 6 - shield fit the shield on the gear housing and tighten screws with washers (seven points) as shown. Shoulder harness • fit the shoulder starp to the swivel hook, and adjust the length of starp and or the locaion clamps to maintain the cutter head parallel to the ground. Shoulder strap assembly ...

  • Page 8

    - 7 - starting cold engine • slide switch to start/run position as shown. • push purge bulb 3 or 4 times (or until constant flow of fuel is visible in fuel return line.) • pull choke knob up to cold start (close) position. • pull recoil starter until the engine fires. Now, push choke knob to run (op...

  • Page 9

    - 8 - warning danger do not allow either people or animals into the work area. Always wear safety goggles when cutting. Dress properly - avoid loose clothing. When grass or weeds have clogged the cutter head affecting normal operation, first, stop the engine and then remove the debris. Operating ins...

  • Page 10

    - 9 - warning danger grass/weed trimmers can throw gravel, stone, wood chips, glass, and plastic or metal objects. The debris shield behind the trimmer head stops much of the debris, but cannot prevent the operator from being struck by some debris. Read the rules for safe operation in the operator’s...

  • Page 11

    - 10 - installation of nylon line head (option) set the nylon line head to the drive shaft and tighten by turning as shown. Cutting procedures shoulder harness • install the harness over the both shoulders and adjust shoulder straps so that the quick release latch rests low on the right hand side. •...

  • Page 12

    - 11 - trimming the nylon line will allow you to trim along walls and fence lines. Always try to trim from right to left, walking behind the unit and parallel to the wall or fence, thus deflecting debris away from the operator. Edging 1. The nylon line is intended only to cut grass and should not be...

  • Page 13

    - 12 - warning danger 1. Serious injury may result from the improper use of steel blades. Read and comply with safety instructions listed in this manual. 2. The eight tooth blade is designed specially to cut weed and grass. To avoid injury due to kickback or blade fracture, do not use this blade to ...

  • Page 14

    - 13 - shoulder harness • install the harness over the both shoulders and adjust shoulder straps so that the quick release latch rests low on the right hand side. • attach the trimmer/brushcutter to the harness by means of the quick release latch. • make some practice sweeps as with a scythe and rea...

  • Page 15

    - 14 - installing the blade 1. The installation of the 8 tooth weed/grass blade (option) and the 80 tooth brush is exactly the same. Locking tool box wrench tighten 3. Remove the nylon line line head, if fitted, by turning in a clockwise direction. 4. Install the blade ensuring that it is centered c...

  • Page 16

    - 15 - heavy weed cutting • install the 8 tooth 20 cm (8 inch) blade. (option) • observing all precautions as listed in this manual, start the engine and using full throttle, swing the blade in an arc as you move forward slowly. The cutter rotates counterclockwise and the debris will be pushed backw...

  • Page 17: Maintenance and Care

    - 16 - maintenance and care - always keep the unit clean - air filter cover air filter • clean before using the unit. - remove the cover. (for air filter and carburetor) - take off the air filter. - brush off dust lightly or wash it in suitable cleaning fluid. - when you wash it in a solvent, dry it...

  • Page 18

    - 17 - high spped needle (h) low speed needle (l) idle speed adjustment screw warning danger cutting attachment must not turn or move when unit is idling. Carburetor adjustment every unit is run at the factory and the carburetor is set in compliance with california emission regula- tions, in additio...

  • Page 19

    - 18 - 6. Accelerate to full throttle for 2 - 3 seconds to clear any excess fuel in the engine, then return to idle. Accelerate engine to full throttle to check for smooth transition from idle to high speed. If engine hesitates turn “l” needle ccw 1/8 turn and repeat acceleration. Continue adjustmen...

  • Page 20: Trouble Shooting

    - 19 - fuel strainer clogged clean. Fuel pipe clogged clean. Suction insufficient make sufficient. Strainer clogged clean. Carburetor out of order disassemble and check. C.D.I. Module defective remove and replace. Ignition coil defective remove and replace. Wire connection defective reconnect. High-...

  • Page 21: Long Term Storage

    - 20 - improper fuel used use fuel with correct mixing ratio. Never use gasoline of poor quality. Spark plug defective (burnt) replace. As cooling fins clogged, air clean fins. Does not pass well excessive deposits in disassemble and remove carbon. Combustion chamber plug damaged or fouled replace o...